Kosmos 238 (Russian: Космос 238 meaning Cosmos 238) was the final test series of the Soviet Soyuz spacecraft prior to the launch of Soyuz 3. It tested the orbital maneuvering system, reentry, descent and landing systems that had been modified and improved after the Soyuz 1 accident.
Payloads are separated by bullets ( · ), launches by pipes ( | ). Manned flights are indicated in bold text. Uncatalogued launch failures are listed in italics. Payloads deployed from other spacecraft are denoted in brackets.